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| key specs | ||||
| Display | 4.50-inch | 4.80-inch | 5.10-inch | |
| Processor | 1.2GHz quad-core | 1.2GHz quad-core | Samsung Exynos 5420 | |
| Front Camera | 5-megapixel | 1.9-megapixel | 2-megapixel | |
| Rear Camera | 8-megapixel | 8-megapixel | 16-megapixel | |
| RAM | 1GB | 1.5GB | 2GB | |
| Storage | 16GB | 16GB | 16GB | |
| Battery Capacity | 1900mAh | 2100mAh | 2800mAh | |
| OS | Android 4.4 | Android 4.3 | Android 4.4.2 | |
| Resolution | 540x960 pixels | 720x1280 pixels | 1080x1920 pixels | |
| general | ||||
| Brand | Samsung | Samsung | Samsung | |
| Model | Galaxy A3 | Galaxy S3 Neo | Galaxy S5 | |
| Release date | November 1, 2014 | April 1, 2014 | April 1, 2014 | |
| Form factor | Touchscreen | Touchscreen | Touchscreen | |
| Dimensions (mm) | 130.10 x 65.50 x 6.90 | 136.60 x 70.70 x 8.60 | 142.00 x 72.50 x 8.10 | |
| Weight (g) | 110.30 | 132.00 | 145.00 | |
| Battery capacity (mAh) | 1900 | 2100 | 2800 | |
| Removable battery | No | Yes | Yes | |
| Alternate names | - | GT-I9300I | SM-G900H | |
| Launched in India | - | - | Yes | |
| Body type | - | - | Plastic | |
| Colours | - | - | White, Black | |
| display | ||||
| Screen size (inches) | 4.50 | 4.80 | 5.10 | |
| Touchscreen | Yes | Yes | Yes | |
| Resolution | 540x960 pixels | 720x1280 pixels | 1080x1920 pixels | |
| Pixels per inch (PPI) | - | 306 | 432 | |
| Protection type | - | - | Gorilla Glass | |
| Aspect ratio | - | - | 16:9 | |
| hardware | ||||
| Processor | 1.2GHz quad-core | 1.2GHz quad-core | 1.9GHz octa-core | |
| RAM | 1GB | 1.5GB | 2GB | |
| Internal storage | 16GB | 16GB | 16GB | |
| Expandable storage | Yes | Yes | Yes | |
| Expandable storage type | microSD | microSD | microSD | |
| Expandable storage up to (GB) | 64 | 64 | 128 | |
| Processor make | - | - | Samsung Exynos 5420 | |
| camera | ||||
| Rear camera | 8-megapixel | 8-megapixel | 16-megapixel (f/2.2, 1.12-micron) | |
| Rear flash | LED | LED | LED | |
| Front camera | 5-megapixel | 1.9-megapixel | 2-megapixel (f/2.4) | |
| Rear autofocus | - | - | Phase detection autofocus | |
| software | ||||
| Operating system | Android 4.4 | Android 4.3 | Android 4.4.2 | |
| Skin | - | - | TouchWiz | |
| connectivity | ||||
| Wi-Fi | Yes | Yes | Yes | |
| Wi-Fi standards supported | 802.11 b/g/n | 802.11 a/b/g/n | 802.11 a/b/g/n/ac | |
| GPS | Yes | Yes | Yes | |
| Bluetooth | Yes, v 4.00 | Yes, v 4.00 | Yes, v 4.00 | |
| NFC | Yes | No | Yes | |
| Infrared | No | No | Yes | |
| USB OTG | No | No | No | |
| Headphones | 3.5mm | 3.5mm | 3.5mm | |
| FM | No | Yes | No | |
| Number of SIMs | 1 | 2 | 1 | |
| Wi-Fi Direct | No | No | Yes | |
| Mobile High-Definition Link (MHL) | No | No | Yes | |
| Micro-USB | - | - | Yes | |
| sim 1 | ||||
| SIM Type | Nano-SIM | Regular | Micro-SIM | |
| GSM/CDMA | GSM | GSM | GSM | |
| 3G | Yes | Yes | Yes | |
| 4G/ LTE | Yes | No | Yes | |
| sensors | ||||
| Compass/ Magnetometer | Yes | Yes | Yes | |
| Proximity sensor | Yes | Yes | Yes | |
| Accelerometer | Yes | Yes | Yes | |
| Ambient light sensor | Yes | Yes | Yes | |
| Gyroscope | No | No | Yes | |
| Barometer | No | No | Yes | |
| Temperature sensor | No | No | No | |
| Fingerprint sensor | - | - | Yes | |
| sim 2 | ||||
| SIM Type | - | Regular | - | |
| GSM/CDMA | - | GSM | - | |
| 3G | - | Yes | - | |
| 4G/ LTE | - | No | - | |
| ratings | ||||
| Overall NDTV Rating | - | - | Read Review | |
| Design Rating | - | - | ||
| Display Rating | - | - | ||
| Software Rating | - | - | ||
| Performance Rating | - | - | ||
| Battery Life Rating | - | - | ||
| Camera Rating | - | - | ||
| Value for Money Rating | - | - | ||